be careful vs hinder

be careful

intj
  • Used to warn someone to proceed with caution. 

hinder

noun
  • The buttocks. 

adj
  • Of or belonging to that part or end which is in the rear or hind, or which follows. 

verb
  • To make difficult to accomplish; to act as an obstacle; to frustrate. 

  • To delay or impede; to keep back, to prevent. 

How often have the words be careful and hinder occurred in a corpus of books? (source: Google Ngram Viewer )